Ribbon package device

Abstract

A ribbon package device includes a sleeve and a ribbon. The sleeve includes a central through-hole extending along an axis. The ribbon is wound to have a plurality of coils. The coiled ribbon includes a central portion and two end portions on opposite sides of the central portion. The coiled ribbon is inserted through the through-hole of the sleeve with the sleeve located in the central portion of the coiled ribbon. The central portion of the coiled ribbon has a thickness in a thickness direction perpendicular to the axis. The end portions of the coiled ribbon are spaced along the axis. Each end portion of the coiled ribbon has a thickness in the thickness direction larger than the thickness of the central portion of the coiled ribbon and larger than a diameter of the through-hole of the sleeve.

1 . A ribbon package device comprising a sleeve and a ribbon, with the sleeve including a central through-hole extending along an axis, with the ribbon wound to have a plurality of coils, with the coiled ribbon including a central portion and two end portions on opposite sides of the central portion, with the coiled ribbon inserted through the through-hole of the sleeve with the sleeve located in the central portion of the coiled ribbon, with the central portion of the coiled ribbon having a thickness in a thickness direction perpendicular to the axis, with the two end portions of the coiled ribbon spaced along the axis, with each of the two end portions of the coiled ribbon having a thickness in the thickness direction larger than the thickness of the central portion of the coiled ribbon and larger than a diameter of the through-hole of the sleeve. 
     
     
         2 . The ribbon package device as claimed in  claim 1 , with the sleeve made of transparent material.